Outside the Correct Answer ~Until I, Who Can See All Correct Answers, Change the World with a Girl Without Answers~

The Underground World Abyss, the lowest level. In a place called the "Disposal Layer," a boy was called by a number.

517—that is the name of sixteen-year-old Kai. Every day he processes hazardous waste with his bare hands and eats gray paste before sleeping. Kai has a secret he cannot tell anyone. When he decides on a goal, the "correct" path leading to it appears to him as a golden line.

One day, Kai meets a silver-haired girl with no memories. She alone did not appear in Kai's path.

▶ 今すぐ遊ぶ（無料・インストール不要）

What You Can Play

• A sound novel with 15 chapters total. Playtime is approximately 3-4 hours
• The protagonist Kai and heroine Rin are fully voiced
• Backgrounds are 360° panoramas rendered in 3D. In exploration sections, you can move the viewpoint yourself and search for "fragments" hidden in the world
• Choice points at key moments in the story. Some decisions come with time limits
• Embedded minigames in the story such as "path trace," where you memorize and trace the glowing path (all can be skipped)
• A mini-map of the five underground levels that becomes clearer as you progress
• 3 different endings in the final chapter
• Supports auto/skip/6 save slots/chapter selection. Compatible with both PC and smartphone

▶ シリーズ公式サイト